From: Jonathan Groll <lists@...>
Date: 2009-05-11T23:57:49+09:00
Subject: Re: gem uninstall activesupport specific version - how to?

On Mon, May 11, 2009 at 07:40:09PM +0900, Ram wrote:
>Hi,
>
>I have 3 versions of activesupport installed on my machine (2.2.2,
>2.1.0, 1.4.4). Im looking to uninstall 2.2.2.
>
>I did 'gem uninstall activesupport' thinking it will give me options
>to choose which version I want to uninstall (as is the example shown
>here http://rubygems.org/read/chapter/10#page38.
>
>But it just defaulted to 2.1.0 and showed me the dependent gems and
>asked if I was sure i wanted to remove 2.1.0.
>
>How do I uninstall 2.2.2 specifically?

from "gem help uninstall":
-v, --version VERSION            Specify version of gem to uninstall
so:
gem uninstall activesupport -v 2.2.2